package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;

/**
 * 集中处理所有异常
 *
 * @author wzb
 * @version V1.0
 * @Package com.atguigu.gulimall.product.exception
 * @date 2022-06-14 8:50
 * @Copyright ©
 */
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
@Slf4j
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题: {},异常类型: {}", e.getMessage(), e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        HashMap<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        });
        log.error(BizCodeEnume.VAILD_EXCEPTION.getMsg() + ": {}", R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data", errorMap));
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data", errorMap);
    }


    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable e) {
        log.error("系统未知异常: {},异常类型: {}", e.getMessage(), e.getClass(),e);
        //log.error(BizCodeEnume.UNKNOW_EXCEPTION.getMsg() + ": {}", R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(), BizCodeEnume.UNKNOW_EXCEPTION.getMsg()));
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(), BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }

}
